It is a species of tropical freshwater cichlid, native to the Amazon region in South America.
It is common to see it in its golden variety instead of the wild olive-green variety. The golden color that seems to be caused by a single recessive gene and green to variation.
There are certain varieties of severums for sale, which have other colors and / or pattern variations. One of these varieties is the Severum "orange collar".
It is an omnivorous fish and will eat everything that fits in its mouth, but they will benefit from plant matter in their diet. If there is not enough organic matter in your diet you will eat the plants